CN107274819A - The driving method and mosaic screen of a kind of mosaic screen - Google Patents
The driving method and mosaic screen of a kind of mosaic screen Download PDFInfo
- Publication number
- CN107274819A CN107274819A CN201710561970.2A CN201710561970A CN107274819A CN 107274819 A CN107274819 A CN 107274819A CN 201710561970 A CN201710561970 A CN 201710561970A CN 107274819 A CN107274819 A CN 107274819A
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- China
- Prior art keywords
- viewing area
- brightness
- area
- display
- adjustment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/03—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes specially adapted for displays having non-planar surfaces, e.g. curved displays
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
Abstract
The invention discloses a kind of driving method of mosaic screen and mosaic screen.The driving method includes：Obtain the brightness and the brightness of the second viewing area of the first viewing area of display panel；Judge whether the brightness of the first viewing area is more than or equal to the brightness of the second viewing area；If so, the brightness of the first viewing area or the brightness of the second viewing area are then adjusted, to cause the brightness of the second viewing area to be more than the brightness of the first viewing area, wherein, the second viewing area is located between the first viewing area and the non-display area at display panel edge.By this method, it is possible to increase the uniformity of mosaic screen each several part display brightness, its display effect is improved.
Description
Technical field
The present invention relates to display technology field, the driving method and mosaic screen of more particularly to a kind of mosaic screen.
Background technology
With continuing to develop for display screen technology, the application scenario of display screen is more and more extensive, is such as applied to TV, monitoring
Device, industry display, medical treatment display and public display occasion.Public display occasion generally requires the display screen of larger display area,
The requirement compared with large information capacity is watched and shows at a distance to meet people.But current display screen stock size is typically arrived at 32 cun
Between 55 cun, the display screen of single size in this can not meet the application demand of public display occasion, it is necessary to using multi-screen splicing
Mode multiple display screens are stitched together, but obvious splicing gap, meeting can be formed in the mutual stitching portion of frame of display screen
Have a strong impact on the display effect of whole mosaic screen.
The present inventor has found in long-term research and development, in currently available technology, to reduce or eliminating above-mentioned
Splice gap, the general transparent cover plate use at a piece of edge of display screen surface addition for curved surface, because the edge of curved surface can be with
Change light path, can be by the transparent cover plate in the image spreading of the viewing area of display screen to display screen frame, so that in display
Also there is image to show at the original frame of screen.But this mode, can cause to splice at gap and the adjacent viewing area in splicing gap
Display brightness reduction, beholder still can discover because of the luminance difference splicing seams.
The content of the invention
The present invention solves the technical problem of a kind of driving method and mosaic screen of mosaic screen is provided, to increase splicing
Shield the uniformity of brightness, and then lift the display effect of mosaic screen.
In order to solve the above technical problems, one aspect of the present invention is：A kind of driving side of mosaic screen is provided
Method.The mosaic screen includes at least two pieces display screens mutually spliced；Each display screen includes display panel, the display
Panel includes the first viewing area, the second viewing area and non-display area, and the non-display area is located at the edge of the display panel, institute
State the second viewing area to be located between first viewing area and the non-display area, the driving method includes：Obtain described
The brightness of one viewing area and the brightness of second viewing area；Judge whether the brightness of first viewing area is more than or equal to
The brightness of second viewing area；If so, the brightness of first viewing area or the brightness of second viewing area are then adjusted,
To cause the brightness of second viewing area to be more than the brightness of first viewing area.
In order to solve the above technical problems, another technical solution used in the present invention is：A kind of mosaic screen is provided.It is described to spell
Connecing screen includes at least two pieces display screens mutually spliced；Each display screen include display panel and with the display panel coupling
The controller connect；The display panel includes the first viewing area, the second viewing area and non-display area, and the non-display area is located at institute
The edge of display panel is stated, second viewing area is located between first viewing area and the non-display area；Wherein：It is described
Controller is used for the brightness for brightness and second viewing area that first viewing area is obtained from the display panel；The control
Device processed determines whether whether the brightness of first viewing area is more than or equal to the brightness of second viewing area；If so,
Then the controller adjusts the brightness of first viewing area or the brightness of second viewing area, to cause described second to show
Show that the brightness in area is more than the brightness of first viewing area.
The beneficial effect of the embodiment of the present invention is：Prior art is different from, the embodiment of the present invention first obtains display panel
The brightness of first viewing area and the brightness of the second viewing area；And judge whether the brightness of first viewing area is more than or equal to this
The brightness of second viewing area；If so, the brightness of first viewing area or the brightness of second viewing area are then adjusted, to cause this
The brightness of second viewing area is more than the brightness of first viewing area, wherein the second viewing area is located at the first viewing area and display panel
Between the non-display area at edge.In this way, can improve because reduce mosaic screen splicing gap caused by second show
The problem of showing the brightness and inconsistent the first viewing area brightness in area, so as to improve the display effect of mosaic screen.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of mosaic screen one of the present invention；
Fig. 2 is the schematic flow sheet of the embodiment of driving method one of Fig. 1 embodiment mosaic screens；
Fig. 3 is the structural representation of the embodiment of display screen one of mosaic screen of the present invention；
Fig. 4 A are the structural representations of another embodiment of mosaic screen of the present invention；
Fig. 4 B are the structural representations of Fig. 4 A embodiment display screens.
Embodiment
Also referring to Fig. 1, Fig. 2, Fig. 1 is the structural representation of the embodiment of mosaic screen one of the present invention；Fig. 2 is that Fig. 1 is implemented
The schematic flow sheet of the embodiment of driving method one of example mosaic screen；
The mosaic screen 101 of the present embodiment includes at least two pieces display screens 102 mutually spliced；Each display screen 102 includes
Display panel 103, display panel 103 includes the first viewing area A1, the second viewing area A2 and non-display area A3, non-display area A3
In the edge of display panel 103, the second viewing area A2 is located between the first viewing area A1 and non-display area A3.
To realize large-sized display area, the present embodiment is spliced to form mosaic screen using at least two display screens 102
101,, can be because non-aobvious in aobvious 101 tiled display of mosaic screen because of the non-display area A3 of the marginal existence certain size of display screen 102
Show area A3 presence, and there is obvious splicing gap, causing the display effect of mosaic screen 101 reduces.To decrease or even eliminate
The splicing gap, can cover one layer of curved surface transparent cover plate 104 on display panel 103, and transparent cover plate 104 includes being covered in the
The buckled zone B2 on the second viewing area A2 of plane area B1 and covering on one viewing area A1, and buckled zone B2 is away from plane area B1's
One end bends to the back side of display panel 103；The buckled zone B2 of one transparent cover plate 104 table away from the second viewing area A2
Face and the buckled zone B2 of adjacent transparent cover plate 104 splice.This structure, can be by buckled zone B2 by the second viewing area A2's
Display image extends to the buckled zone B2 of transparent cover plate 104, splices gap as caused by non-display area A3 so as to significantly reduce
Problem.Certainly, in the other embodiments of mosaic screen of the present invention, it can reduce display screen 102 using other structures or mode and spell
Connect place splicing gap.
As the above analysis, the first viewing area A1 of display panel 103 display image is by being arranged at the first viewing area
Plane area B1 on A1 is transmitted away, the first viewing area A1 area and plane area B1 area equation；Second viewing area A2's
Display image is gone out by buckled zone B2 extension transmissions, and buckled zone B2 remote second viewing area A2 surface and adjacent bending
Area B2 splices, therefore buckled zone B2 lighting area is equal to the second viewing area A2 area and non-display area A3 area sum,
Picture display face product is obvious to be expanded, and can reduce display brightness, and the display that can have the first viewing area A1 and the second viewing area A2 is bright
The problem of spending inconsistent, influences the display effect of mosaic screen 101.
To improve the problem of the first viewing area A1 and inconsistent the second viewing area A2 brightness, the present embodiment proposes a kind of splicing
The driving method of screen, this method is comprised the following steps that：
Step 201：Obtain the first viewing area A1 brightness and the second viewing area A2 brightness.
Specifically, the present embodiment driving method can be taken a picture by high definition or other manner obtains the bright of the first viewing area A1
The brightness of degree and the second viewing area A2.
Step 202：Judge whether the first viewing area A1 brightness is more than or equal to the second viewing area A2 brightness.
Step 203：If so, the first viewing area A1 brightness or the second viewing area A2 brightness are then adjusted, to cause
Two viewing area A2 brightness is more than the first viewing area A1 brightness.
Certainly, the other embodiments of driving method of the present invention can also further set a threshold value, can be in the first display
Area A1 brightness is more than the second viewing area A2 brightness, in the first viewing area A1 brightness value and the second viewing area A2 brightness value
Difference absolute value be more than the threshold value when, adjust the first viewing area A1 brightness or the second viewing area A2 brightness, wherein, should
Threshold value and beholder to each several part display brightness difference of mosaic screen 101 to discover sensitivity relevant.
Prior art is different from, whether the present embodiment driving method is big in the viewing area A1 of display panel 103 first brightness
In or equal to the second viewing area A2 brightness when, adjust the first viewing area A1 brightness or the second viewing area A2 brightness,
To cause the second viewing area A2 brightness to be more than the first viewing area A1 brightness, the splicing because reducing mosaic screen 101 can be improved
The problem of second viewing area A2 brightness caused by gap and inconsistent the first viewing area A1 brightness, so as to improve splicing
The display effect of screen 101.
Alternatively, the step 203 of the present embodiment is specifically included：By the first viewing area A1 luminance-reduction, after being adjusted
The first viewing area A1 brightness, the brightness of the first viewing area A1 after adjustment is less than the second viewing area A2 brightness.
Specifically, the brightness of the first viewing area A1 after adjustment meets following relation：
C1'=C1* (1-S2/ (S3+S2))
Wherein, C1' is the brightness of the first viewing area A1 after adjustment, and C1 is the first viewing area A1 brightness, and S2 is second
Viewing area A2 area, S3 is non-display area A3 area.
Certainly, in other embodiments, the brightness C1' of the first viewing area A1 after adjustment can also be interval [C1* (1-
S2/ (S3+S2)) -10%, C1* (1-S2/ (S3+S2))+10%] other arbitrary values.Certainly, in other embodiments, may be used also
To replace 10% with other values.
Alternatively, the step 203 of the present embodiment is specifically included：Increase the second viewing area A2 brightness, after being adjusted
Second viewing area A2 brightness, the brightness of the second viewing area A2 after adjustment is more than the first viewing area A1 brightness.
Specifically, the brightness of the second viewing area A2 after adjustment meets following relation：
C2'=C2* (1+S2/ (S3+S2))
Wherein, C2' is the brightness of the second viewing area A2 after adjustment, and C2 is the second viewing area A2 brightness, and S2 is second
Viewing area A2 area, S3 is non-display area A3 area.
Certainly, in other embodiments, the brightness C2' of the second viewing area A2 after adjustment can also be interval [C2* (1+
S2/ (S3+S2)) -10%, C2* (1+S2/ (S3+S2))+10%] other arbitrary values.Certainly, in other embodiments, may be used also
To replace 10% with other values.
The present invention further provides the display screen of another embodiment, the display screen disclosed in the present embodiment is in above-described embodiment
Display screen on the basis of be described.Referring to Fig. 3, the structure that Fig. 3 is the embodiment of display screen one of mosaic screen of the present invention is shown
It is intended to.The present embodiment display screen 301 further comprises backlight module 302, and display panel 303 is arranged at going out for backlight module 302
Light side, backlight module 302 includes light guide plate 304 and is arranged at light guide plate mesh point of the light guide plate 304 away from the light emission side side
305, the present embodiment driving method can set the density positioned at the second viewing area A2 light guide plate mesh point 305 to be more than positioned at first
The density of viewing area A1 light guide plate mesh point 305, to increase the second viewing area A2 brightness.
Light guide plate mesh point 305 is that reflective, the light guiding points to be formed are molded by silk-screen printing, laser engraving, punching block.These point
The reflection and refraction of light are carried out simultaneously.The backlight module 302 of the present embodiment forms circle in light guide plate 304 away from the light emission side side
Shape or other shapes of light guide plate mesh point 305, when light is mapped to light guide plate mesh point 305, reflected light can spread toward all angles,
Then destruction conditioned reflex utilizes the light guide plate mesh point of different density degree by light guide plate 304 close to the light emission side side outgoing
305, it can adjust the luminous intensity close to the light emission side side outgoing from light guide plate 304.Certainly, in other embodiments, can be with
The luminous intensity from light guide plate 304 close to the light emission side side outgoing is adjusted using different size of light guide plate mesh point 305.
Certainly, the embodiment of the present invention can also change the emitting brightness of backlight module otherwise, such as by setting
Reflector plate, quantum dot film, diffusion sheet of dependency structure etc..
Also referring to Fig. 4 A, Fig. 4 B, Fig. 4 A are the structural representations of another embodiment of mosaic screen of the present invention；Fig. 4 B are figures
The structural representation of 4A embodiment display screens.The present embodiment mosaic screen 401 includes at least two pieces display screens 402 mutually spliced；
Each display screen 402 includes display panel 403 and the controller 404 coupled with display panel 403；Display panel 403 includes the
One viewing area D1, the second viewing area D2 and non-display area D3, non-display area D3 are located at the edge of display panel 403, the second display
Area D2 is located between the first viewing area D1 and non-display area D3；Wherein：Controller 404 is used to obtain first from display panel 403
Viewing area D1 brightness and the second viewing area D2 brightness；Controller 404 determine whether the first viewing area D1 brightness whether
More than or equal to the second viewing area D2 brightness；If so, then controller 404 adjusts the first viewing area D1 brightness or second
Viewing area D2 brightness, to cause the second viewing area D2 brightness to be more than the first viewing area D1 brightness.
Alternatively, the controller 404 of the present embodiment adjusts the first viewing area D1 brightness, makes the first viewing area after adjustment
D1 brightness meets following relation：
C1'=C1* (1-S2/ (S3+S2))；
Wherein, C1' is the brightness of the first viewing area D1 after adjustment, and C1 is the first viewing area D1 brightness, and S2 is second
Viewing area D2 area, S3 is non-display area D3 area.
Certainly, in other embodiments, the brightness C1' of the first viewing area D1 after adjustment can also be interval [C1* (1-
S2/ (S3+S2)) -10%, C1* (1-S2/ (S3+S2))+10%] other arbitrary values.Certainly, in other embodiments, may be used also
To replace 10% with other values.
Alternatively, the controller 404 of the present embodiment adjusts the second viewing area D2 brightness, makes the second viewing area after adjustment
D2 brightness meets following relation：
C2'=C2* (1+S2/ (S3+S2))；
Wherein, C2' is the brightness of the second viewing area D2 after adjustment, and C2 is the second viewing area D2 brightness, and S2 is second
Viewing area D2 area, S3 is non-display area D3 area.
Certainly, in other embodiments, the brightness C2' of the second viewing area D2 after adjustment can also be interval [C2* (1+
S2/ (S3+S2)) -10%, C2* (1+S2/ (S3+S2))+10%] other arbitrary values.Certainly, in other embodiments, may be used also
To replace 10% with other values.
Alternatively, the present embodiment display screen 402 (it is identical with the structure of display screen 301 of Fig. 3 embodiments, do not repeat here attached
Figure) further comprise backlight module, display panel 403 is arranged at the light emission side of backlight module, backlight module include light guide plate and
Light guide plate mesh point of the light guide plate away from the light emission side side is arranged at, the density that light guide plate mesh point is located at the second viewing area D2 is more than
Light guide plate mesh point is located at the first viewing area D1 density, to increase the second viewing area D2 brightness.
Be different from prior art, the controller 404 of the present embodiment the viewing area D1 of display panel 403 first brightness whether
During brightness more than or equal to the second viewing area D2, adjust the first viewing area D1 brightness or the second viewing area D2 it is bright
Degree, to cause the second viewing area D2 brightness to be more than the first viewing area D1 brightness, can improve the spelling because reducing mosaic screen 401
The problem of second viewing area D2 brightness caused by seam gap and inconsistent the first viewing area D1 brightness, so as to improve spelling
Connect the display effect of screen 401.
Embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, is included within the scope of the present invention.
Claims (10)
1. a kind of driving method of mosaic screen, it is characterised in that the mosaic screen includes at least two pieces display screens mutually spliced；
Each display screen includes display panel, and the display panel includes the first viewing area, the second viewing area and non-display area, institute
The edge that non-display area is located at the display panel is stated, second viewing area is located at first viewing area and described non-display
Between area, the driving method includes：
Obtain the brightness of first viewing area and the brightness of second viewing area；
Judge whether the brightness of first viewing area is more than or equal to the brightness of second viewing area；
If so, the brightness of first viewing area or the brightness of second viewing area are then adjusted, to cause described second to show
Show that the brightness in area is more than the brightness of first viewing area.
2. driving method according to claim 1, it is characterised in that the brightness of adjustment first viewing area or
The brightness of second viewing area includes：
By the luminance-reduction of first viewing area, the brightness of the first viewing area after the adjustment is obtained, after the adjustment
The brightness of first viewing area is less than the brightness of second viewing area.
3. driving method according to claim 2, it is characterised in that the brightness of the first viewing area after the adjustment is met
Following relation：
C1'=C1* (1-S2/ (S3+S2))；
Wherein, C1' is the brightness of the first viewing area after the adjustment, and C1 is the brightness of first viewing area, and S2 is described
The area of second viewing area, S3 is the area of the non-display area.
4. driving method according to claim 1, it is characterised in that the brightness of adjustment first viewing area or
The brightness of second viewing area includes：
Increase the brightness of second viewing area, the brightness of the second viewing area after being adjusted, second after the adjustment shows
Show that the brightness in area is more than the brightness of first viewing area.
5. driving method according to claim 4, it is characterised in that the display screen further comprises backlight module, institute
The light emission side that display panel is arranged at the backlight module is stated, the backlight module includes light guide plate and is arranged at the light guide plate
Light guide plate mesh point away from the light emission side side；The brightness of increase by second viewing area includes：
The density of the light guide plate mesh point positioned at second viewing area is set to be more than the guide-lighting expanded metals for being located at first viewing area
The density of point, to increase the brightness of second viewing area.
6. driving method according to claim 5, it is characterised in that the brightness of the second viewing area after the adjustment is met
Following relation：
C2'=C2* (1+S2/ (S3+S2))；
Wherein, C2' is the brightness of the second viewing area after the adjustment, and C2 is the brightness of second viewing area, and S2 is described
The area of second viewing area, S3 is the area of the non-display area.
7. a kind of mosaic screen, it is characterised in that the mosaic screen includes at least two pieces display screens mutually spliced；It is each described aobvious
Display screen includes display panel and the controller coupled with the display panel；The display panel includes the first viewing area, second
Viewing area and non-display area, the non-display area are located at the edge of the display panel, and second viewing area is located at described the
Between one viewing area and the non-display area；Wherein：
The controller be used for from the display panel obtain first viewing area brightness and second viewing area it is bright
Degree；The controller determines whether whether the brightness of first viewing area is more than or equal to the bright of second viewing area
Degree；If so, then the controller adjusts the brightness of first viewing area or the brightness of second viewing area, to cause
The brightness for stating the second viewing area is more than the brightness of first viewing area.
8. mosaic screen according to claim 7, it is characterised in that the controller adjusts the bright of first viewing area
Degree, makes the brightness of the first viewing area after the adjustment meet following relation：
C1'=C1* (1-S2/ (S3+S2))；
Wherein, C1' is the brightness of the first viewing area after the adjustment, and C1 is the brightness of first viewing area, and S2 is described
The area of second viewing area, S3 is the area of the non-display area.
9. mosaic screen according to claim 7, it is characterised in that the display screen further comprises backlight module, described
Display panel is arranged at the light emission side of the backlight module, and the backlight module includes light guide plate and to be arranged at the light guide plate remote
From the light guide plate mesh point of the light emission side side；The density that the light guide plate mesh point is located at second viewing area is more than positioned at institute
The density of the first viewing area is stated, to increase the brightness of second viewing area.
10. mosaic screen according to claim 9, it is characterised in that the brightness of second viewing area after adjustment is met
Following relation：
C2'=C2* (1+S2/ (S3+S2))；
Wherein, C2' is the brightness of the second viewing area after the adjustment, and C2 is the brightness of second viewing area, and S2 is described
The area of second viewing area, S2 is the area of the non-display area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710561970.2A CN107274819A (en) | 2017-07-11 | 2017-07-11 | The driving method and mosaic screen of a kind of mosaic screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710561970.2A CN107274819A (en) | 2017-07-11 | 2017-07-11 | The driving method and mosaic screen of a kind of mosaic screen |
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| CN107274819A true CN107274819A (en) | 2017-10-20 |
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| CN201710561970.2A Pending CN107274819A (en) | 2017-07-11 | 2017-07-11 | The driving method and mosaic screen of a kind of mosaic screen |
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| CN110400537A (en) * | 2018-04-19 | 2019-11-01 | 群创光电股份有限公司 | Electronic equipment |
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Address after: No.9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant after: TCL Huaxing Photoelectric Technology Co.,Ltd. Address before: No.9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |
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Application publication date: 20171020 |